400050404 has 24 divisors (see below), whose sum is σ = 757344000. Its totient is φ = 183805344.

The previous prime is 400050403. The next prime is 400050419. The reversal of 400050404 is 404050004.

It is not an unprimeable number, because it can be changed into a prime (400050403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5654 + ... + 28845.

It is an arithmetic number, because the mean of its divisors is an integer number (31556000).

Almost surely, 2^400050404 is an apocalyptic number.

It is an amenable number.

400050404 is a deficient number, since it is larger than the sum of its proper divisors (357293596).

400050404 is a wasteful number, since it uses less digits than its factorization.

400050404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34739 (or 34737 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 400050404 is about 20001.2600603062. The cubic root of 400050404 is about 736.8372467488.

The spelling of 400050404 in words is "four hundred million, fifty thousand, four hundred four".